Resources and Tools for Elementary Math Specialists and Teachers
Share this


Invert and Multiply?

This article suggests a way to help students understand why the algorithm "invert and multiply" to divide fractions makes sense. A general proof for the teacher is included at the end.
Contributed by: Bob Mead, Publisher
Math TopicNumber Sense, Fractions, Basic Operations, Mathematical Practices, Mathematical Processes
Grade Level5, 6+
Resource TypeInstructional Strategy

  • Additional Information
    • AudienceEducator
    • LanguageEnglish (USA)
    • Education TopicTeaching strategies
    • Interdisciplinary Connection
    • Professional DevelopmentYes
    • ContributorBob Mead, Publisher
    • Publication Date2012-02-03
    • RightsCopyright 2012 Bob Mead
    • AccessFree access
  • Standards
    • Common Core State Standards for Mathematics

      Select a standards document: